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pH of blood is ?

  • 10.4
  • 9
  • 7.4
  • 4

Answer: Option C

Similar Questions :

1. Aspirin is

  • acetyl salicylic acid
  • sodium salicylate
  • methyl salicylate
  • ethyl salicylate

Answer: Option A

2. The metallurgical process in which a metal is obtained in a fused state is called ?

  • roasting
  • calcinations
  • smelting
  • froth floatation

Answer: Option C

3. Who is regarded as father of modern chemistry ?

  • Ruterford
  • Einstein
  • Lavoisier
  • C.V. Raman

Answer: Option C

4. Which one of the following is the softest?

  • sodium
  • iron
  • aluminium
  • lithium

Answer: Option A

5. Air is a

  • compound
  • colloid
  • element
  • mixture

Answer: Option D

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